<template>
  <div style="width: 100%">
    <div v-if="$slots.headerTop" style="margin: 5px">
      <slot name="headerTop"></slot>
    </div>
    <div class="flex items-center">
      <slot name="tableTitle" v-if="$slots.tableTitle"></slot>
      <TableTitle :helpMessage="titleHelpMessage" :title="title" v-if="!$slots.tableTitle && title" />
      <div :class="`${prefixCls}__toolbar`">
        <slot name="toolbar"></slot>
        <Divider type="vertical" v-if="$slots.toolbar && showTableSetting" />
        <TableSetting :setting="tableSetting" v-if="showTableSetting" @columns-change="handleColumnChange" />
      </div>
    </div>
  </div>
</template>
<script lang="ts">
  import type { TableSetting, ColumnChangeParam } from "../types/Table";
  import type { PropType } from "vue";
  import { defineComponent } from "vue";
  import { Divider } from "ant-design-vue";
  import TableSettingComponent from "./settings/index.vue";
  import TableTitle from "./TableTitle.vue";
  import { useDesign } from "/@/hooks/web/UseDesign";

  export default defineComponent({
    name: "BasicTableHeader",
    components: {
      Divider,
      TableTitle,
      TableSetting: TableSettingComponent
    },
    props: {
      title: {
        type: [Function, String] as PropType<string | ((data: Recordable) => string)>
      },
      tableSetting: {
        type: Object as PropType<TableSetting>
      },
      showTableSetting: {
        type: Boolean
      },
      titleHelpMessage: {
        type: [String, Array] as PropType<string | string[]>,
        default: ""
      }
    },
    emits: ["columns-change"],
    setup(_, { emit }) {
      const { prefixCls } = useDesign("basic-table-header");

      function handleColumnChange(data: ColumnChangeParam[]) {
        emit("columns-change", data);
      }

      return { prefixCls, handleColumnChange };
    }
  });
</script>
<style lang="less">
  @prefix-cls: ~"@{namespace}-basic-table-header";

  .@{prefix-cls} {
    &__toolbar {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: flex-end;

      > * {
        margin-right: 8px;
      }
    }
  }
</style>